Patent Number: 8,824,062

Title: Zoom lens and imaging apparatus

Abstract: A zoom lens consists of positive first lens group, which is fixed during changing magnification, negative second lens group, which is moved during changing magnification, negative third lens group for correcting a fluctuation of an image plane caused by changing magnification, and positive fourth lens group, which is fixed during changing magnification, which are in this order from an object side. The first lens group consists of negative lens and positive lens group consisting of three or less positive lenses in this order from the object side. Each of the negative lens and at least one of the positive lens or lenses in the first lens group has at least an aspherical surface. A predetermined formula is satisfied.

Inventors: Aoi; Toshihiro (Saitama-ken, JP), Ikeda; Shinkichi (Saitama-ken, JP)

Assignee: FUJIFILM Corporation

International Classification: G02B 15/14 (20060101); G02B 13/18 (20060101); G02B 3/02 (20060101)

Expiration Date: 9/02/12018